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Question

CO+H2 is known as


A

Producer gas

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B

Water gas

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C

Dry ice

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D

Syn gas

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Solution

The correct option is B

Water gas


Explanation for the correct option

(B) Water gas-

The mixture of CO+H2 is known as water gas.

Water gas is formed by passing steam over red hot coke and a mixture of carbon monoxide(CO)and hydrogen(H) is formed.

C(s)+H2O(g)473-1273KCO(g)+H2(g)watergas

Explanation for incorrect options:

(A) Producer gas- The mixture containing carbon monoxide, nitrogen, and hydrogen(CO+N2)is known as producer gas.

(C) Dry ice- Solid carbon dioxide is known as dry ice.

(D) Syn gas- It is a mixture of Carbon monoxide, carbon dioxide and hydrogen known as syn gas(CO2+CO+H2)

Hence, option (B) is the correct answer. CO+H2 is known as water gas.


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